Lauderia annulata

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Taxonomic Group:Diatom
Trophic Status:Autotrophic
Size Range:25-27.5 μm wide x 36-47.5 μm long (LUMCON Guide); 28-47 μm wide (Cupp 1943); 24-75 μm wide (Horner 2002, Tomas)
Key Characteristics:Cells cylindrical, slightly longer than wide; valves rounded at the margins, with numerous strutted processes of varying lengths; cells in thick straight chains, touching by their valve surfaces; numerous small chloroplasts
Confused With:
Toxin:None known